In HSK 1 grammar, under 词类 → 代词 → 疑问代词, the forms include: 多、多少、几、哪、哪儿、哪里、哪些、.
多
duō
many; much; more
多少
duōshao
how many; how much
几
jǐ
how many; several
哪
nǎ
which; where
哪儿
nǎr
where
哪里
nǎlǐ
哪些
nǎxiē
which ones
暂无。